//混合
@mixin btn($color,$fontSize,$bcolor) {
	color: $color;
	font-size: $fontSize;
	background-color: $bcolor;
}

.btn-primary {
	@include btn(orange,12px,#fff);
}

.btn-success {
	@include btn(green,12px,#00aaff);
}

.btn-warning {
	@include btn(gold,12px,#ffaa00);
}